
He arrived in Chicago to study fine art, sold his first piece of software for $35, and spent 13 years declining the usual startup script. The patience became his advantage - and then his hardest thing to preserve.
A field guide to the twelve email marketing platforms worth a business's money in 2026 - from Mailchimp's all-rounder ecosystem and Klaviyo's ecommerce muscle to Brevo's generous free tier, ActiveCampaign's deep automation, and beehiiv's creator-first newsletter engine. Email still returns roughly $36 to $42 for every dollar spent, and the tool you pick decides how much of that you actually keep.
Sameer Kazi is the CEO of Pantheon, the leading WebOps platform powering websites for The Home Depot, Kaiser Permanente, and Doctors Without Borders. A two-decade SaaS veteran who scaled ExactTarget through its $2.7B Salesforce acquisition, ran Cheetah Digital across 18 countries, and served as ActiveCampaign's first-ever president, Kazi brings a rare combination of operational rigor and growth instinct to Pantheon's 10,000-customer platform.